code: def test_normal_iteration_via_for_loop(self):
      async def _(self):
          it = AsyncIteratorPipe()
          await it.put(1)
          await it.put(2)
          await it.put(3)
          await it.close()
  
          iter_results = []
          async for x in it:
              iter_results.append(x)
          self.assertEqual(iter_results, [1, 2, 3])
  
          iter_results = []
          async for x in it:
              iter_results.append(x)
          self.assertEqual(iter_results, [])
  
      asyncio.get_event_loop().run_until_complete(_(self))
  
file_path: h2ogpt/tests/test_async_iterator_pipe.py
imports: import unittest
  import asyncio
  from iterators import AsyncIteratorPipe
label_desc: Use image node_id 5 for calling the TestTimeoutIterator obj's underlying member method code with example usage: obj.test_normal_iteration_via_for_loop() without return types